/Engine/Plugins/MovieScene/MovieRenderPipeline/Source/MovieRenderPipelineCore/Public/MoviePipelineCameraSetting.h
Return Key/Value pairs that you wish to be usable in the Output File Name format string or file metadata. This allows settings to add format strings based on their values.
virtual void GetFormatArguments ( [FMoviePipelineFormatArgs](API\Plugins\MovieRenderPipelineCore\FMoviePipelineFormatArgs) & InOutFormatArgs ) const